High Voltage 12kv Indoor Electrical Vacuum Switch for Outdoor Use
Product Details
| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
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Basic Info.
- Model NO.
- Zw7-40.5f
- Speed
- Normal Type Circuit Breaker
- Arc-extinguishing Medium
- Vacuum
- Installation
- Fixed
- Structure
- Recloser
- Poles Number
- 3
- Type
- Circuit Breaker
- Certification
- ISO9001-2000, CE, CCC
- Color
- Custom
- Packaging Details
- Wooden Carton or as You Request
- Current Frequency
- 50Hz
- Rated Current
- 1250A,1600A,2000A
- Transport Package
- Export Standard Wooden Case
- Specification
- W1500mm*D1500mm*H2000mm
- Trademark
- CHSH
- Origin
- Zhejiang, Wenzhou, Yueqing
- Production Capacity
- 10000
Packaging & Delivery
- Package Size
- 2500.00cm * 2400.00cm * 500.00cm
- Package Gross Weight
- 100.000kg
Product Description
ZW7-40.5 outdoor HV vacuum circuit breaker is a 3-phase AC 50Hz 40.5kV outdoor switch equipment.
♦ Installation way: foundation installation;
♦ Operating mechanism: spring operating mechanism and electromagnetic operating mechanism;
♦ Pole material: silicone rubber, ceramic;
♦ Application: outdoor 33kV substation, power plant.
♦ Current transformer: in-buit installation, external installation.
Product Standards
♦ IEC62271-100 High Voltage Switchgear and Controlgear Part 100: AC Circuit-breakers
♦ GB1984 High Voltage AC Circuit-breakers
♦ GB/T11022 Common Specifications for High-voltage Switchgear and Controlgear Standards
♦ JB/T 3855 High Voltage AC Vacuum Circuit-breakers
♦ DL/T402 Specification of High-voltage AC Circuit-breakers
Environmental Conditions
♦ Ambient temperature: -40°C~+40°C;
♦ Altitude: <1000m;
♦ Maximum wind speed is 10km/h, minimum wind speed for the rated level (132/230kv) is 3.2km/h;
♦ Earthquake intensity: <8 level;
♦ Minimum nominal creepage distance: 31mm/kV;
♦ Air pollution degree: Class IV.
| No | Item | Unit | Value | |
| 1 | Rated voltage | kV | 40.5 | |
| 2 | Rated insulation level | 1 min power frequencyDry test(fracture, inter-phase,to earth)Wet test(to earth, external insulation) |
kV | 95 85 |
| Lightning impulse withstand voltage(peak) | 185 | |||
| 3 | Rated current | A | 1250,1600,2000, 2500 |
|
| 4 | Rated short circuit breaking current | kA | 20,25,31.5 | |
| 5 | Rated short circuit making current(peak) | kA | 50,63,80 | |
| 6 | Rated peak withstand current | kA | 50,63,80 | |
| 7 | Rated short time withstand current | kA | 20,25,31.5 | |
| 8 | Rated operating sequence | 0-0.3S-CO-180S-CO | ||
| 9 | Rated short circuit breaking current breaking number | times | 20 | |
| 10 | Rated short circuit duration | s | 4 | |
| 11 | Breaking time | S | ≤0.09 | |
| 12 | Mechanical life | times | 10000 | |
| 13 | Newly manufactured vacuum interrupter | Ps | ≤1.33×10-3 | |
| Vacuum interrupter during 20-year storage time | <6.6×10-2 | |||
| 14 | Circuit breaker net weight | kg | 800 | |
| 15 | Clearance between open contacts | mm | 22±2 | |
| 16 | Contact travel | mm | 4±1 | |
| 17 | Average opening speed | m/s | 1.4-1.7 | |
| 18 | Average closing speed | m/s | 0.4-0.7 | |
| 19 | Contact closing bounce time | ms | ≤3 | |
| 20 | Inter-phase opening and closing synchronism | ms | ≤2 | |
| 21 | Closing time | ms | 50≤t≤200 | |
| 22 | Opening time | ms | 30≤t≤60 | |
| 23 | Each phase main circuit DC resistance (not includeCT internal resistance) |
μQ | ≤100 | |
| 24 | Dynamic and fixed contact cumulative thickness allowed to wear | mm | 3 | |
| 25 | Rated contact pressure | N | 2500±200 | |
1. Are you a trading company or manufacturer ?We are a professional factory with 10 years experience in the field of High and Low voltage switchgears,Substation,transformers,cable distribution box and various electrical equipment, such as vacuum circuit breaker , load break switch etc.
Our factory is the excellent supplier of State Grid Corporation of China.
2. Do you accept customized serveice ?
We offer OEM/ODM service , can print your logo on product . our professional technical and quotation team can provice a satisfied project according to your drawing and parameters.
3. What is your MOQ?
Our MOQ is 1 piece.
4. How long is your delivery lead time ?
It depends on your product requirement and quantity . Generally , 5~10 working days is available
5. How do you solve quality problems?
Please porvide detailed photoes of quality problems. our technical and quality testing department will analyse.we will make a satisfied soluton within 2 days .
6. What is your payment terms ?
30%T/T in advance,70% before shipment . West union , L/C are also acceptable .
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